/Engine/Source/Runtime/Engine/Public/CharacterMovementComponentAsync.h
float MoveComponent_SlideAlongSurface ( const FVector & Delta, float Time, const FVector & Normal, [FHitResult](API\Runtime\Engine\Engine\FHitResult) & Hit, [FCharacterMovementComponentAsyncOutput](API\Runtime\Engine\FCharacterMovementComponentAsync-_2) & Output, bool bHandleImpact ) const